package redis;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Set;

import javax.swing.text.AbstractDocument.BranchElement;

import redis.clients.jedis.Jedis;
import redis.clients.jedis.JedisPool;
import redis.clients.jedis.JedisPoolConfig;
import redis.clients.jedis.JedisShardInfo;
import redis.clients.jedis.ShardedJedis;
import redis.clients.jedis.ShardedJedisPool;
import redis.clients.jedis.SortingParams;


public class RedisClient 
{
	//非切片额客户端连接
    private Jedis jedis;
    //非切片连接池
    private JedisPool jedisPool;
    //切片额客户端连接
    private ShardedJedis shardedJedis;
    //切片连接池
    private ShardedJedisPool shardedJedisPool;
    
    public RedisClient() 
    {
        initialPool(); 
        initialShardedPool(); 
        shardedJedis = shardedJedisPool.getResource(); 
        jedis = jedisPool.getResource(); 
    }

	private void initialPool() 
	{
		// TODO Auto-generated method stub
        // 池基本配置 
        JedisPoolConfig config = new JedisPoolConfig(); 
        config.setMaxActive(20); 
        config.setMaxIdle(5); 
        config.setMaxWait(1000l); 
        config.setTestOnBorrow(false); 
        
        jedisPool = new JedisPool(config,"127.0.0.1",6379);
	}
	
    /** 
     * 初始化切片池 
     */ 
    private void initialShardedPool() 
    { 
        // 池基本配置 
        JedisPoolConfig config = new JedisPoolConfig(); 
        config.setMaxActive(20); 
        config.setMaxIdle(5); 
        config.setMaxWait(1000l); 
        config.setTestOnBorrow(false); 
        // slave链接 
        List<JedisShardInfo> shards = new ArrayList<JedisShardInfo>(); 
        shards.add(new JedisShardInfo("127.0.0.1", 6379, "master")); 

        // 构造池 
        shardedJedisPool = new ShardedJedisPool(config, shards); 
    }
    
    /**
     * 操作各个数据类型
     */
    public void typeOperate(String type)
    {
    	keyOperate(type);
    }

	private void keyOperate(String type) 
	{
		switch(type)
		{
			case "key" :
			{
				// TODO Auto-generated method stub
				System.out.println("=================== key================");
				System.out.println("清空数据库中的数据 : " + jedis.flushDB());
				System.out.println("判断键 wen键是否存在："+ shardedJedis.exists("wen")); 
				System.out.println("新增  key1 : wen 键值对  " + shardedJedis.set("key1", "wen"));
				System.out.println("新增  key2 : cheng 键值对  " + shardedJedis.set("key2", "cheng"));
				//输出系统的所有键值对
				Set<String> set = jedis.keys("*");
				Iterator<String> iterator = set.iterator();
				while(iterator.hasNext())
				{
					String key = iterator.next();
					String value = shardedJedis.get(key);
					System.out.print("输出系统的所有键值对  ");
					System.out.println("key = " + key +" && value = " + value);
				}
				System.out.println("删除key2 " + jedis.del("key2"));
				System.out.println("判断键存在  " + shardedJedis.exists("key2"));
				 // 设置 key001的过期时间
		        System.out.println("设置 key1的过期时间为5秒:"+jedis.expire("key1", 5));
		        try
		        { 
		            Thread.sleep(2000); 
		        } 
		        catch (InterruptedException e)
		        { 
		        	System.out.print("InterruptedException " + e.toString());
		        } 
		        // 查看某个key的剩余生存时间,单位【秒】.永久生存或者不存在的都返回-1
		        System.out.println("查看key1的剩余生存时间："+jedis.ttl("key1"));
		        // 移除某个key的生存时间
		        System.out.println("移除key1的生存时间："+jedis.persist("key1"));
		        System.out.println("查看key1的剩余生存时间："+jedis.ttl("key1"));
		        // 查看key所储存的值的类型
		        System.out.println("查看key所储存的值的类型："+jedis.type("key1"));
		        break;
			}
			
			case "String" :
			{
				System.out.println("======================String_1=========================="); 
		        // 清空数据 
		        System.out.println("清空库中所有数据："+jedis.flushDB());
		        
		        System.out.println("=============增=============");
		        jedis.set("key001","value001");
		        jedis.set("key002","value002");
		        jedis.set("key003","value003");
		        System.out.println("已新增的3个键值对如下：");
		        System.out.println(jedis.get("key001"));
		        System.out.println(jedis.get("key002"));
		        System.out.println(jedis.get("key003"));
		        
		        System.out.println("=============删=============");  
		        System.out.println("删除key003键值对："+jedis.del("key003"));  
		        System.out.println("获取key003键对应的值："+jedis.get("key003"));
		        
		        System.out.println("=============改=============");
		        //1、直接覆盖原来的数据
		        System.out.println("直接覆盖key001原来的数据："+jedis.set("key001","value001-update"));
		        System.out.println("获取key001对应的新值："+jedis.get("key001"));
		        //2、直接覆盖原来的数据  
		        System.out.println("在key002原来值后面追加："+jedis.append("key002","+appendString"));
		        System.out.println("获取key002对应的新值"+jedis.get("key002")); 
		   
		        System.out.println("=============增，删，查（多个）=============");
		        /** 
		         * mset,mget同时新增，修改，查询多个键值对 
		         * 等价于：
		         * jedis.set("name","ssss"); 
		         * jedis.set("jarorwar","xxxx"); 
		         */  
		        System.out.println("一次性新增key201,key202,key203,key204及其对应值："+jedis.mset("key201","value201",
		                        "key202","value202","key203","value203","key204","value204"));  
		        System.out.println("一次性获取key201,key202,key203,key204各自对应的值："+
		                        jedis.mget("key201","key202","key203","key204"));
		        System.out.println("一次性删除key201,key202："+jedis.del(new String[]{"key201", "key202"}));
		        System.out.println("一次性获取key201,key202,key203,key204各自对应的值："+
		                jedis.mget("key201","key202","key203","key204")); 
		        System.out.println();
		                
		            
		        //jedis具备的功能shardedJedis中也可直接使用，下面测试一些前面没用过的方法
		        System.out.println("======================String_2=========================="); 
		        // 清空数据 
		        System.out.println("清空库中所有数据："+jedis.flushDB());       
		       
		        System.out.println("=============新增键值对时防止覆盖原先值=============");
		        System.out.println("原先key301不存在时，新增key301："+shardedJedis.setnx("key301", "value301"));
		        System.out.println("原先key302不存在时，新增key302："+shardedJedis.setnx("key302", "value302"));
		        System.out.println("当key302存在时，尝试新增key302："+shardedJedis.setnx("key302", "value302_new"));
		        System.out.println("获取key301对应的值："+shardedJedis.get("key301"));
		        System.out.println("获取key302对应的值："+shardedJedis.get("key302"));
		        
		        System.out.println("=============超过有效期键值对被删除=============");
		        // 设置key的有效期，并存储数据 
		        System.out.println("新增key303，并指定过期时间为2秒"+shardedJedis.setex("key303", 2, "key303-2second")); 
		        System.out.println("获取key303对应的值："+shardedJedis.get("key303")); 
		        try{ 
		            Thread.sleep(3000); 
		        } 
		        catch (InterruptedException e){ 
		        } 
		        System.out.println("3秒之后，获取key303对应的值："+shardedJedis.get("key303")); 
		        
		        System.out.println("=============获取原值，更新为新值一步完成=============");
		        System.out.println("key302原值："+shardedJedis.getSet("key302", "value302-after-getset"));
		        System.out.println("key302新值："+shardedJedis.get("key302"));
		        
		        System.out.println("=============获取子串=============");
		        System.out.println("获取key302对应值中的子串："+shardedJedis.getrange("key302", 5, 7));         
		        break;
			}
			
			case "list" : 
			{
		        System.out.println("======================list=========================="); 
		        // 清空数据 
		        System.out.println("清空库中所有数据："+jedis.flushDB()); 

		        System.out.println("=============增=============");
		        shardedJedis.lpush("stringlists", "vector"); 
		        shardedJedis.lpush("stringlists", "ArrayList"); 
		        shardedJedis.lpush("stringlists", "vector");
		        shardedJedis.lpush("stringlists", "vector");
		        shardedJedis.lpush("stringlists", "LinkedList");
		        shardedJedis.lpush("stringlists", "MapList");
		        shardedJedis.lpush("stringlists", "SerialList");
		        shardedJedis.lpush("stringlists", "HashList");
		        shardedJedis.lpush("numberlists", "3");
		        shardedJedis.lpush("numberlists", "1");
		        shardedJedis.lpush("numberlists", "5");
		        shardedJedis.lpush("numberlists", "2");
		        System.out.println("所有元素-stringlists："+shardedJedis.lrange("stringlists", 0, -1));
		        System.out.println("所有元素-numberlists："+shardedJedis.lrange("numberlists", 0, -1));
		        
		        System.out.println("=============删=============");
		        // 删除列表指定的值 ，第二个参数为删除的个数（有重复时），后add进去的值先被删，类似于出栈
		        System.out.println("成功删除指定元素个数-stringlists："+shardedJedis.lrem("stringlists", 2, "vector")); 
		        System.out.println("删除指定元素之后-stringlists："+shardedJedis.lrange("stringlists", 0, -1));
		        // 删除区间以外的数据 
		        System.out.println("删除下标0-3区间之外的元素："+shardedJedis.ltrim("stringlists", 0, 3));
		        System.out.println("删除指定区间之外元素后-stringlists："+shardedJedis.lrange("stringlists", 0, -1));
		        // 列表元素出栈 
		        System.out.println("出栈元素："+shardedJedis.lpop("stringlists")); 
		        System.out.println("元素出栈后-stringlists："+shardedJedis.lrange("stringlists", 0, -1));
		        
		        System.out.println("=============改=============");
		        // 修改列表中指定下标的值 
		        shardedJedis.lset("stringlists", 0, "hello list!"); 
		        System.out.println("下标为0的值修改后-stringlists："+shardedJedis.lrange("stringlists", 0, -1));
		        System.out.println("=============查=============");
		        // 数组长度 
		        System.out.println("长度-stringlists："+shardedJedis.llen("stringlists"));
		        System.out.println("长度-numberlists："+shardedJedis.llen("numberlists"));
		        // 排序 
		        /*
		         * list中存字符串时必须指定参数为alpha，如果不使用SortingParams，而是直接使用sort("list")，
		         * 会出现"ERR One or more scores can't be converted into double"
		         */
		        SortingParams sortingParameters = new SortingParams();
		        sortingParameters.alpha();
		        sortingParameters.limit(0, 3);
		        System.out.println("返回排序后的结果-stringlists："+shardedJedis.sort("stringlists",sortingParameters)); 
		        System.out.println("返回排序后的结果-numberlists："+shardedJedis.sort("numberlists"));
		        // 子串：  start为元素下标，end也为元素下标；-1代表倒数一个元素，-2代表倒数第二个元素
		        System.out.println("子串-第二个开始到结束："+shardedJedis.lrange("stringlists", 1, -1));
		        // 获取列表指定下标的值 
		        System.out.println("获取下标为2的元素："+shardedJedis.lindex("stringlists", 2)+"\n");
			    break;
			}
			
			case "set" :
			{
		        System.out.println("======================set=========================="); 
		        // 清空数据 
		        System.out.println("清空库中所有数据："+jedis.flushDB());
		        
		        System.out.println("=============增=============");
		        System.out.println("向sets集合中加入元素element001："+jedis.sadd("sets", "element001")); 
		        System.out.println("向sets集合中加入元素element002："+jedis.sadd("sets", "element002")); 
		        System.out.println("向sets集合中加入元素element003："+jedis.sadd("sets", "element003"));
		        System.out.println("向sets集合中加入元素element004："+jedis.sadd("sets", "element004"));
		        System.out.println("查看sets集合中的所有元素:"+jedis.smembers("sets")); 
		        System.out.println();
		        
		        System.out.println("=============删=============");
		        System.out.println("集合sets中删除元素element003："+jedis.srem("sets", "element003"));
		        System.out.println("查看sets集合中的所有元素:"+jedis.smembers("sets"));
		        /*System.out.println("sets集合中任意位置的元素出栈："+jedis.spop("sets"));//注：出栈元素位置居然不定？--无实际意义
		        System.out.println("查看sets集合中的所有元素:"+jedis.smembers("sets"));*/
		        System.out.println();
		        
		        System.out.println("=============改=============");
		        System.out.println();
		        
		        System.out.println("=============查=============");
		        System.out.println("判断element001是否在集合sets中："+jedis.sismember("sets", "element001"));
		        System.out.println("循环查询获取sets中的每个元素：");
		        Set<String> set = jedis.smembers("sets");   
		        Iterator<String> it=set.iterator() ;   
		        while(it.hasNext()){   
		            Object obj=it.next();   
		            System.out.println(obj);   
		        }  
		        System.out.println();
		        
		        System.out.println("=============集合运算=============");
		        System.out.println("sets1中添加元素element001："+jedis.sadd("sets1", "element001")); 
		        System.out.println("sets1中添加元素element002："+jedis.sadd("sets1", "element002")); 
		        System.out.println("sets1中添加元素element003："+jedis.sadd("sets1", "element003")); 
		        System.out.println("sets1中添加元素element002："+jedis.sadd("sets2", "element002")); 
		        System.out.println("sets1中添加元素element003："+jedis.sadd("sets2", "element003")); 
		        System.out.println("sets1中添加元素element004："+jedis.sadd("sets2", "element004"));
		        System.out.println("查看sets1集合中的所有元素:"+jedis.smembers("sets1"));
		        System.out.println("查看sets2集合中的所有元素:"+jedis.smembers("sets2"));
		        System.out.println("sets1和sets2交集："+jedis.sinter("sets1", "sets2"));
		        System.out.println("sets1和sets2并集："+jedis.sunion("sets1", "sets2"));
		        System.out.println("sets1和sets2差集："+jedis.sdiff("sets1", "sets2"));//差集：set1中有，set2中没有的元素
		        break;
			}
			
			case "sortedSet" :
			{
		        System.out.println("======================zset=========================="); 
		        // 清空数据 
		        System.out.println(jedis.flushDB()); 
		        
		        System.out.println("=============增=============");
		        System.out.println("zset中添加元素element001："+shardedJedis.zadd("zset", 7.0, "element001")); 
		        System.out.println("zset中添加元素element002："+shardedJedis.zadd("zset", 8.0, "element002")); 
		        System.out.println("zset中添加元素element003："+shardedJedis.zadd("zset", 2.0, "element003")); 
		        System.out.println("zset中添加元素element004："+shardedJedis.zadd("zset", 3.0, "element004"));
		        System.out.println("zset集合中的所有元素："+shardedJedis.zrange("zset", 0, -1));//按照权重值排序
		        System.out.println();
		        
		        System.out.println("=============删=============");
		        System.out.println("zset中删除元素element002："+shardedJedis.zrem("zset", "element002"));
		        System.out.println("zset集合中的所有元素："+shardedJedis.zrange("zset", 0, -1));
		        System.out.println();
		        
		        System.out.println("=============改=============");
		        System.out.println();
		        
		        System.out.println("=============查=============");
		        System.out.println("统计zset集合中的元素中个数："+shardedJedis.zcard("zset"));
		        System.out.println("统计zset集合中权重某个范围内（1.0——5.0），元素的个数："+shardedJedis.zcount("zset", 1.0, 5.0));
		        System.out.println("查看zset集合中element004的权重："+shardedJedis.zscore("zset", "element004"));
		        System.out.println("查看下标1到2范围内的元素值："+shardedJedis.zrange("zset", 1, 2));
		        break;
			}
			
			case "hash":
			{
		        System.out.println("======================hash==========================");
		        //清空数据 
		        System.out.println(jedis.flushDB()); 
		        
		        System.out.println("=============增=============");
		        System.out.println("hashs中添加key001和value001键值对："+shardedJedis.hset("hashs", "key001", "value001")); 
		        System.out.println("hashs中添加key002和value002键值对："+shardedJedis.hset("hashs", "key002", "value002")); 
		        System.out.println("hashs中添加key003和value003键值对："+shardedJedis.hset("hashs", "key003", "value003"));
		        System.out.println("新增key004和4的整型键值对："+shardedJedis.hincrBy("hashs", "key004", 4l));
		        System.out.println("hashs中的所有值："+shardedJedis.hvals("hashs"));
		        System.out.println();
		        
		        System.out.println("=============删=============");
		        System.out.println("hashs中删除key002键值对："+shardedJedis.hdel("hashs", "key002"));
		        System.out.println("hashs中的所有值："+shardedJedis.hvals("hashs"));
		        System.out.println();
		        
		        System.out.println("=============改=============");
		        System.out.println("key004整型键值的值增加100："+shardedJedis.hincrBy("hashs", "key004", 100l));
		        System.out.println("hashs中的所有值："+shardedJedis.hvals("hashs"));
		        System.out.println();
		        
		        System.out.println("=============查=============");
		        System.out.println("判断key003是否存在："+shardedJedis.hexists("hashs", "key003"));
		        System.out.println("获取key004对应的值："+shardedJedis.hget("hashs", "key004"));
		        System.out.println("批量获取key001和key003对应的值："+shardedJedis.hmget("hashs", "key001", "key003")); 
		        System.out.println("获取hashs中所有的key："+shardedJedis.hkeys("hashs"));
		        System.out.println("获取hashs中所有的value："+shardedJedis.hvals("hashs"));
		        System.out.println();
		        break;
			}
		}

	}
	
	
	public static void main(String[] args)
	{
		new RedisClient().typeOperate("sortedSet");
	}

}
